diff options
Diffstat (limited to 'opencl')
| -rw-r--r-- | opencl/alien-map.cl | 35 | ||||
| -rw-r--r-- | opencl/alien-map.cl.h | 37 |
2 files changed, 72 insertions, 0 deletions
diff --git a/opencl/alien-map.cl b/opencl/alien-map.cl new file mode 100644 index 00000000..cf3dabef --- /dev/null +++ b/opencl/alien-map.cl @@ -0,0 +1,35 @@ +/* This file is an image processing operation for GEGL + * + * GEGL is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 3 of the License, or (at your option) any later version. + * + * GEGL is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with GEGL; if not, see <http://www.gnu.org/licenses/>. + * + * Copyright 2013 Carlos Zubieta <czubieta.dev@gmail.com> + */ + +__kernel void cl_alien_map(__global const float4 *in, + __global float4 *out, + float3 freq, + float3 phaseshift, + int3 keep) +{ + int gid = get_global_id(0); + float4 in_v = in[gid]; + float3 unit = (float3) (1.0f, 1.0f, 1.0f); + float3 tmp = 0.5f * (unit + + sin((2.0f * in_v.xyz - unit) * freq.xyz + phaseshift.xyz)); + float4 out_v; + + out_v.xyz = keep.xyz ? in_v.xyz : tmp; + out_v.w = in_v.w; + out[gid] = out_v; +} diff --git a/opencl/alien-map.cl.h b/opencl/alien-map.cl.h new file mode 100644 index 00000000..4d7bfef5 --- /dev/null +++ b/opencl/alien-map.cl.h @@ -0,0 +1,37 @@ +static const char* alien_map_cl_source = +"/* This file is an image processing operation for GEGL \n" +" * \n" +" * GEGL is free software; you can redistribute it and/or \n" +" * modify it under the terms of the GNU Lesser General Public \n" +" * License as published by the Free Software Foundation; either \n" +" * version 3 of the License, or (at your option) any later version. \n" +" * \n" +" * GEGL is distributed in the hope that it will be useful, \n" +" * but WITHOUT ANY WARRANTY; without even the implied warranty of \n" +" * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU \n" +" * Lesser General Public License for more details. \n" +" * \n" +" * You should have received a copy of the GNU Lesser General Public \n" +" * License along with GEGL; if not, see <http://www.gnu.org/licenses/>. \n" +" * \n" +" * Copyright 2013 Carlos Zubieta <czubieta.dev@gmail.com> \n" +" */ \n" +" \n" +"__kernel void cl_alien_map(__global const float4 *in, \n" +" __global float4 *out, \n" +" float3 freq, \n" +" float3 phaseshift, \n" +" int3 keep) \n" +"{ \n" +" int gid = get_global_id(0); \n" +" float4 in_v = in[gid]; \n" +" float3 unit = (float3) (1.0f, 1.0f, 1.0f); \n" +" float3 tmp = 0.5f * (unit \n" +" + sin((2.0f * in_v.xyz - unit) * freq.xyz + phaseshift.xyz));\n" +" float4 out_v; \n" +" \n" +" out_v.xyz = keep.xyz ? in_v.xyz : tmp; \n" +" out_v.w = in_v.w; \n" +" out[gid] = out_v; \n" +"} \n" +; |